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36x^{2}
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36x^{2}
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\left(-6\right)^{2}x^{2}
Expand \left(-6x\right)^{2}.
36x^{2}
Calculate -6 to the power of 2 and get 36.
\left(-6\right)^{2}x^{2}
Expand \left(-6x\right)^{2}.
36x^{2}
Calculate -6 to the power of 2 and get 36.
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